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How do I change the number of open files limit in Linux? [closed]
...sing ssh keys don't worry :P) -- Thank you!!!
– NiCk Newman
Jun 13 '16 at 15:24
1
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What's the best practice for primary keys in tables?
... that works. SSN or equivalent may work, but there could be issues like a new joiner who hasn't supplied his/her SSN yet.
Employee Salary History: (employee_id, start_date). I would not create an artifical employee_salary_history_id. What point would it serve (other than "foolish consistency")
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Best way to encode text data for XML in Java?
... boolean anyCharactersProtected = false;
StringBuffer stringBuffer = new StringBuffer();
for (int i = 0; i < originalUnprotectedString.length(); i++) {
char ch = originalUnprotectedString.charAt(i);
boolean controlCharacter = ch < 32;
boolean unicodeButNotAsc...
菜单的背景颜色 - C/C++ - 清泛网 - 专注C/C++及内核技术
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AppendMenu函数定义如下：
BOOL AppendMenu( UINT nFlags, UINT nIDNewItem = 0, LPCTSTR lpszNewItem = NULL );
nFlags参数常用取值如下：
MF_STRING 表明添加的是一个不具有弹出属性的菜单项。
MF_POPUP 添加的一个弹出菜单项
MF_SEPARATOR 添加的是一个菜...
Difference between Visual Basic 6.0 and VBA
...r) and more changes. VB is stuck at version 6, so it doesn't support these new features. This answer discusses more changes. In short, there are now things VB can't do, but VBA can.
– Erik A
Jul 4 '18 at 20:22
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Should I use single or double colon notation for pseudo-elements?
...t-letter, :before and :after).
This compatibility is not allowed for the new pseudo-elements introduced in this specification.
It seems you're safe using (only) one-colon notation for pseudo-elements that already existed in CSS2.1 as UAs must be backward compatible.
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How can I iterate over files in a given directory?
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anselmanselm
9,29722 gold badges1515 silver badges1818 bronze badges
1
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Instantiate and Present a viewController in Swift
I started taking a look of the new Swift on Xcode 6 , and I tried some demo projects and tutorials. Now I am stuck at:
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Django - “no module named django.core.management”
... enough, because when I ran sudo pip install django --upgrade it gave me a new error: No module named psycopg2. So, I ran sudo pip install psycopg2 --upgrade, and it did the trick.
– Dorian Dore
Apr 17 '15 at 5:00
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Select multiple images from android gallery
...MULTIPLE, true);
Your code above should look like this:
Intent intent = new Intent();
intent.setType("image/*");
intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(intent,"Select Picture"), 1);
Note: the E...